<!DOCTYPE html>
<html lang="zh-cn">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>背景</title>
    <style>
        * {
            margin: 0px;
            padding: 0px;
            font-size: 60px;
        }
        
        #box01 {
            border: #871192 10px solid;
            background-color: #115892;
        }
    </style>
</head>

<body>
    <div id="box01">
        李昊哲
    </div>
</body>

</html>